# SDR SWAA2021050563766

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2021
- Submitted: May 5, 2021
- Operation: Air carrier
- Aircraft: [N8614M](https://openairdocs.org/aircraft/N8614M), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36908
- Aircraft time: 28,118 hours, 12,391 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 304-324
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021050563766

## Discrepancy

FWD CABIN WET AREA FLOOR STRUCTURE; STA 304-324; RBL50; WL209; THRESHOLD SUPPORT ANGLE UPPER SURFACE; CORROSION; MRK'D IN RED. / REMOVED CORROSION FROM FWD WET AREA THRESHOLD SUPPORT ANGLE IAW SRM 53-10-15-1A-2 AND INSPECTED W/ 10X MAG GLASS NO DEFECTS NOTED VERIFIED MATERIAL LOSS ORIGINAL T = .090' REMAINING T = .070' LOSS = .020' LIMITS = .009' FOUND TO BE OUT OF LIMITS IAW SRM 53-10-15-1A-2 REMOVED AND REPLACED ANGLE IAW SRM 51-40-02-0G-0 AND DWG 141A8310 REV - P/N 141A8312-5 A TAG Y50147

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